蓄热器连续渗滤

[机] thermofor continuous percolation

xù rè qì lián xù shèn lǜ ㄒㄩˋ ㄖㄜˋ ㄑㄧˋ ㄌㄧㄢˊ ㄒㄩˋ ㄕㄣˋ lv4